import {createApp} from "vue"
import Hello from "./vue_demo/Hello.vue"

createApp(Hello).mount("#app")

const message = "Hello World!"

sum(20,30)
sum(10,20)

console.log(message.length);


const bar=()=>{
    console.log("bar function execution~");
}

bar()
bar()


const divEl = document.createElement('div')

divEl.textContent = "Hello World!"

divEl.classList.add("content")

document.body.append(divEl);

// 创建img元素
const imgEl = document.createElement("img")
imgEl.src = githubImg
document.body.append(imgEl)

// 创建元素添加背景
const divBgEl = document.createElement("div")
divBgEl.classList.add(".img-bg")
document.body.append(divBgEl)